8. People who suffer from bulimia, a psychological condition in which they frequently induce vomiting, often develop severe dental erosion from stomach acid.
a. true; b. false

9. What is the meaning of a low pH value?
a. high pH means high acidity; b. low pH means high acidity; c. neutral pH means high acidity; d. none of the above

10. Properties of a beverage that define their likelihood to erode your teeth are its acidity and its buffering capacity (resistance to being neutralized by saliva.)
a. true; b. false

11. Cola beverages, sports and energy drinks, and fruit juices have a low pH and high buffering capacity. What other factors determine their likelihood of causing dental erosion?
a. acid concentration; b. drinking them more frequently; c. swishing them around in your mouth; d. all of the above

12. How can you reduce dental erosion from the beverages you drink?
a. drink acidic beverages only at mealtimes and not all day long; b. drink beverages with added calcium; c. sip drinks through a straw to reduce contact with your teeth; d. all of the above

Answers: 1b, 2c, 3b, 4a, 5a, 6c, 7b, 8a, 9b, 10a, 11d, 12d

How did you score on our quiz? We hope you gained some information that will help you reduce dental erosion and preserve your teeth’s vital protective enamel.